package com.zheng.damo01;

public class IntegerCode {
    public static void main(String[] args) {
        Integer integer= 123;
        Integer integer1= 123;
        int i = integer + integer1;
        int number=integer.intValue();
        String ss=Integer.toHexString(1000);
        Integer integer2=Integer.valueOf("10011",2);
        System.out.println(integer2);

    }
}
